You should not leave the room under any circumstances.
At the C1 level, the examiners are looking for —words that naturally sit together. Instead of using generic adjectives, use precise pairings: Don’t say: "A big difference." Do say: "A stark contrast " or "A marked difference ." Don’t say: "I remember it well." Do say: "I have a vivid recollection of..." 2. Master the "Inversion" for Emphasis Grammar and Vocabulary for Cambridge Advanced a...
"This arguably contributes to a number of concerns," or "It is widely balanced that ..." Final Pro-Tip: The "Use of English" Part 4 You should not leave the room under any circumstances